Mewtwo & Mew-GX
$428.24Details
Weakness Guard Energy – Unified Minds #258
Unified Minds#258
Rare Secret
Weakness Guard Energy #258 is a Rare Secret card from the Unified Minds expansion. This page tracks this exact printing, not every Weakness Guard Energy card.
Current market price
$8.14
-0.5%
7d
+0.5%
30d
HOLOFOIL · TCGPLAYER · 2026-10-22
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Sun & Moon
Unified Minds · View full set →01 · Price history
166 snapshots
Full price history.
Daily market-price snapshots — every data point is a dated price reading, never an estimate.
Weakness Guard Energy #258 card details.
Weakness Guard Energy #258 is a Rare Secret Energy card from Unified Minds, released August 2019. Its current tracked market price is $8.14 for the Holofoil variant, updated October 22, 2026.
Since May 4, 2026, the Unified Minds printing of Weakness Guard Energy #258 has ranged from a low of $7.18 (May 8, 2026) to a high of $8.28 (August 2, 2026).
That is a +12.9% move from $7.21 to today's $8.14, at or near its tracked high.
Currently ranked #4,788 by market price across tracked Pokémon cards as of October 22, 2026.
Card number
#258
Released
August 2019
Rarity
Rare Secret
Supertype
Energy
Series
Sun & Moon
Market source
TCGplayer market price · Holofoil · Updated October 22, 2026
02 · Other printings
2 printings
Every Weakness Guard Energy printing.
Weakness Guard Energy has 2 tracked English printings, including this Unified Minds #258 version. At $8.14 it is the most valuable of the 2 priced printings.
04 · Related cards
From the same set
More from Unified Minds.
Highest-priced cards from the same expansion, ordered by current market price.
06 · Reference desk
Weakness Guard Energy, explained.
Everything about this card — the price, the variants, and how we track it.
How has the Weakness Guard Energy Unified Minds price changed?
Since May 4, 2026, the Unified Minds printing of Weakness Guard Energy #258 has ranged from a low of $7.18 (May 8, 2026) to a high of $8.28 (August 2, 2026). That is a +12.9% move from $7.21 to today's $8.14, at or near its tracked high.
Which Weakness Guard Energy printing is worth the most?
Weakness Guard Energy has 2 tracked English printings, including this Unified Minds #258 version. At $8.14 it is the most valuable of the 2 priced printings.
Is Weakness Guard Energy from Unified Minds a good investment?
We track prices, not provide investment advice. No collectors are chasing this printing yet; the price history above shows how its market has moved.
How is the market price determined?
Prices are refreshed daily from TCGplayer market-price data via TCGCSV. Each displayed value applies to the tracked price variant named on the card detail page. It is a market reference, not a guaranteed sale price; condition, grading, location, fees, and timing can change an individual sale. This card's current figure reflects the Holofoil variant.
Where can I buy Weakness Guard Energy?
The buy buttons above are affiliate links - same price for you, a small commission that supports Chase Season. TCGPlayer and eBay are deep markets for singles.
Holofoil
$8
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